write pid file name in case of error

add exit code 8 if we cant open pid file

ChangeLog

@@ -3,6 +3,8 @@ Version 2.8.1b29 - Not Released yet
 	  without fspscan
 	do not install shell scripts if no clients are installed
 	support for user supplied examplesdir
+	display pidfile name in case we can not write to it
+	add error exit 8 if we can't write pid file
 Version 2.8.1b28 - 16 Aug 2019
 	Pull scons site Python 3 fixed from fsplib and fspclient projects
 	More scons with python 3 build fixes

man/fspd.1

@@ -1,4 +1,4 @@
-.TH FSPD 1 "Mar 2005" FSP
+.TH FSPD 1 "Aug 2019" FSP
 .SH NAME
 fspd, in.fspd \- File Service Protocol (FSP) server
 .SH SYNOPSIS
@@ -205,6 +205,9 @@ can not change directory to homedir
 .B 7
 select() error
 
+.B 8
+can not write pidfile
+
 .B 99
 Internal terror
 

server/main.c

@@ -324,8 +324,8 @@ int main (int argc, char ** argv)
   */
 #ifndef LAMERPACK  
   if (pidfile(pidlogname)) {
-	  fprintf(stderr,"Error: can not write pidfile - exiting.\n");
-	  exit(1);/* cannot write pid file - exit */
+	  fprintf(stderr,"Error: can not write pidfile %s - exiting.\n",pidlogname);
+	  exit(8);/* cannot write pid file - exit */
   }
 #endif
   init_htab();